RedCore/cocos2d/extensions/Particle3D/PU/CCPULinearForceAffector.cpp

/****************************************************************************
 Copyright (C) 2013 Henry van Merode. All rights reserved.
 Copyright (c) 2015-2017 Chukong Technologies Inc.
 
 http://www.cocos2d-x.org
 
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 of this software and associated documentation files (the "Software"), to deal
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 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#include "CCPULinearForceAffector.h"
#include "extensions/Particle3D/PU/CCPUParticleSystem3D.h"

NS_CC_BEGIN

//-----------------------------------------------------------------------
void PULinearForceAffector::preUpdateAffector(float deltaTime)
{
    // Scale force
    _scaledVector = _forceVector * deltaTime;
}
//-----------------------------------------------------------------------


void PULinearForceAffector::updatePUAffector( PUParticle3D *particle, float /*deltaTime*/ )
{
    //for (auto iter : _particleSystem->getParticles())
    {
        //PUParticle3D *particle = iter;
        // Affect the direction and take the specialisation into account
        if (_forceApplication == FA_ADD)
        {
            particle->direction += _scaledVector * calculateAffectSpecialisationFactor(particle);
        }
        else
        {
            particle->direction = (particle->direction + _forceVector) / 2;
        }
    }

}

PULinearForceAffector* PULinearForceAffector::create()
{
    auto plfa = new (std::nothrow) PULinearForceAffector();
    plfa->autorelease();
    return plfa;
}

void PULinearForceAffector::copyAttributesTo( PUAffector* affector )
{
    PUBaseForceAffector::copyAttributesTo(affector);
}

NS_CC_END